71358500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{3319}}^1$

素因数の和:3381

約数の個数: 48

約数和(自身を含む): 159519360

約数和(自身を除く): 88160860

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 860, 1075, 2150, 3319, 4300, 5375, 6638, 10750, 13276, 16595, 21500, 33190, 66380, 82975, 142717, 165950, 285434, 331900, 414875, 570868, 713585, 829750, 1427170, 1659500, 2854340, 3567925, 7135850, 14271700, 17839625, 35679250, 71358500]

約数ペア:

[(1, 71358500), (2, 35679250), (4, 17839625), (5, 14271700), (10, 7135850), (20, 3567925), (25, 2854340), (43, 1659500), (50, 1427170), (86, 829750), (100, 713585), (125, 570868), (172, 414875), (215, 331900), (250, 285434), (430, 165950), (500, 142717), (860, 82975), (1075, 66380), (2150, 33190), (3319, 21500), (4300, 16595), (5375, 13276), (6638, 10750)]